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Raspberry wifi

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      最近、ありがたいことにいいねがめちゃめちゃ増えております。正直自分もびっくりしてますので、少し精査した内容のtems/9c5eaee3c986cff6#%E7%8A%B6%E6%B3%81" style="color: #6200ac;">状況 僕が担当したサービスが 秒間5リクエスト でサーバーダウン。今までは ただ波が去るのを待っていた とのこと。そこで設定変更、およびチューニングをした内r: #6200ac;">問題 DBサーバーがダウンしてサービスが止まり、その時間だけ売り上げがゼロ。事業としてだけでなく、関連する全てに迷惑をかけていました。僕が担当…

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Raspberry wifi

# sh -c 'wpa_passphrase AirPort44050 2235346014498 >> /etc/wpa_supplicant/wpa_supplicant.conf'

# cat wpa_supplicant.conf
country=GB
ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
update_config=1
network={
ssid="AirPort44050"
#psk="2235346014498"
psk=b21e9eee01e9f7d7f8c7fc28348b59de8cd0310eb794a5ab710eafd652b8cd97
}

# sudo systemctl status
controller
State: degraded
Jobs: 0 queued
Failed: 2 units
Since: Thu 1970-01-01 00:00:06 UTC; 48 years 2 months ago
CGroup: /
tquser.slice
x mquser-1000.slice
x tqsession-c3.scope
x x tq 972 sshd: pi [priv]
x x tq 982 sshd: pi@pts/2<br< a=""> /> ......
tqsystemd-journald.service
x mq140 /lib/systemd/systemd-journald
mqdhcpcd.service
tq1244 wpa_supplicant -B -c/etc/wpa_supplicant/wpa_supplicant.con
mq1275 /sbin/dhcpcd -q -w

# sudo systemctl daemon-reload
# sudo systemctl restart dhcpcd
# ip addr

# wpa_cli
wpa_cli v2.4
Copyright (c) 2004-2015, Jouni Malinen <
This email address is being protected from spambots. You need JavaScript enabled to view it. >'; document.write(''); document.write(addy_text48994); document.write('<\/a>'); //-->\n This email address is being protected from spambots. You need JavaScript enabled to view it. ; and contributors
This software may be distributed under the terms of the BSD license.
See README for more details.
Selected interface 'p2p-dev-wlan0'
Interactive mode

> interface wlan0
Connected to interface 'wlan0.
> reconfigure
OK
<3>CTRL-EVENT-DISCONNECTED bssid=34:76:c5:37:ac:12 reason=3 locally_generated=1
<3>CTRL-EVENT-SCAN-STARTED
<3>CTRL-EVENT-SCAN-RESULTS
<3>WPS-AP-AVAILABLE
<3>Trying to associate with 34:76:c5:37:ac:12 (SSID='AirPort44050' freq=2462 MHz
)
<3>Associated with 34:76:c5:37:ac:12
<3>WPA: Key negotiation completed with 34:76:c5:37:ac:12 [PTK=CCMP GTK=TKIP]
<3>CTRL-EVENT-CONNECTED - Connection to 34:76:c5:37:ac:12 completed [id=0 id_str
=]
> quit

# ifconfig wlan0
wlan0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.0.8 netmask 255.255.255.0 broadcast 192.168.0.255
inet6 fe80::f6c9:2238:9b1f:dbe7 prefixlen 64 scopeid 0x20<link>
ether b8:27:eb:2d:94:66 txqueuelen 1000 (Ethernet)
RX packets 12 bytes 2636 (2.5 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 68 bytes 11348 (11.0 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

Comments   

 
0 #1 Guest 2019-04-02 19:37
Everything is very open with a clear explanation of the issues.
It was definitely informative. Your site is very useful. Thank you for sharing!


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